P

Inventor

UMEHARA AKIRA

JP34 patents
⚠️ This page may combine multiple inventors who share the name “UMEHARA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI PHOTO FILM CO LTD

26 patents
US4555474ANov 26, 1985

Photopolymerizable composition

FUJI PHOTO FILM CO LTD67 citations96
US4505793AMar 19, 1985

Photopolymerizable compositions

FUJI PHOTO FILM CO LTD73 citations96
US4367280AJan 4, 1983

Photopolymerizable composition

FUJI PHOTO FILM CO LTD85 citations96
US4290870ASep 22, 1981

Photopolymerizable compositions

FUJI PHOTO FILM CO LTD76 citations96
US4259432AMar 31, 1981

Photopolymerizable compositions having combined photoinitiators

FUJI PHOTO FILM CO LTD82 citations96
US4148658AApr 10, 1979

Photopolymerizable composition comprising multi-photoinitiator system

FUJI PHOTO FILM CO LTD65 citations96
US5939235AAug 17, 1999

Positive-working light-sensitive composition

FUJI PHOTO FILM CO LTD49 citations92
US5364738ANov 15, 1994

Light-sensitive composition

FUJI PHOTO FILM CO LTD35 citations92
US5320931AJun 14, 1994

Light-sensitive composition

FUJI PHOTO FILM CO LTD23 citations92
US4587200AMay 6, 1986

Photopolymerizable composition comprising an acridine and a heterocyclic thiol compound as a photopolymerization initiator and a photographic process using said photopolymerizable composition

FUJI PHOTO FILM CO LTD23 citations82
US5346805ASep 13, 1994

Photopolymerizable composition

FUJI PHOTO FILM CO LTD7 citations74
US5250385AOct 5, 1993

Photopolymerizable composition

FUJI PHOTO FILM CO LTD14 citations74
US5202216AApr 13, 1993

Positive working photosensitive composition

FUJI PHOTO FILM CO LTD10 citations74
US4636459AJan 13, 1987

Photopolymerizable compositions

FUJI PHOTO FILM CO LTD18 citations74
US4557997ADec 10, 1985

Photo-polymerizable process of image formation using unsaturated materials and silver halide

FUJI PHOTO FILM CO LTD19 citations74
US4481276ANov 6, 1984

Photopolymerizable composition containing a combination of photoinitiators

FUJI PHOTO FILM CO LTD13 citations74
US4399211AAug 16, 1983

Photopolymerizable compositions

FUJI PHOTO FILM CO LTD19 citations74
US3931248AJan 6, 1976

Reactive high polymer compound

FUJI PHOTO FILM CO LTD8 citations74
US4264710AApr 28, 1981

Photopolymerizable compositions containing inhibitor compounds having thioureylene groups

FUJI PHOTO FILM CO LTD7 citations73
US3936429AFeb 3, 1976

Reactive polymer

FUJI PHOTO FILM CO LTD16 citations73
US4842986AJun 27, 1989

Positively working resist material

FUJI PHOTO FILM CO LTD7 citations72
US5212042AMay 18, 1993

Positive type light-sensitive composition

FUJI PHOTO FILM CO LTD3 citations63
US4480020AOct 30, 1984

Polymeric photoconductive sensitized by bis(β-cyano-β-alkoxycarbonylvinyl)benzene

FUJI PHOTO FILM CO LTD2 citations63
US4060685ANov 29, 1977

Furanacroyl esters

FUJI PHOTO FILM CO LTD2 citations63
US4041017AAug 9, 1977

Reactive light-sensitive high polymer compound containing furyl pentadienic ester groups and insolubilized by action of heat, light or electron beams

FUJI PHOTO FILM CO LTD4 citations63
US3993624ANov 23, 1976

Light-sensitive high molecular weight compound capable of being cross-linked by irradiation with light or an electron beam

FUJI PHOTO FILM CO LTD2 citations63

DENSO CORP

5 patents

UMEHARA AKIRA

2 patents

YOKOO YASUHIRO

1 patent